package g34930.td6Bis.Classes;

import java.util.Scanner ; 



public class SuiteA { 


    public static void main ( String[] args ) { 

	Scanner clavier = new Scanner ( System.in ) ;  

	int N, nb, i;

	N = clavier.nextInt();

	nb = 1;

	for (i = 1 ; i <= N ; i++) {

		System.out.print(nb + ", ");
		nb = nb + i;

	}
	System.out.println("");


    }

}
